Demonstration of Texturing Low Poly3D Model
Demonstration of my workflow @JepheDelPhuego Feel free to use any of my models as base for textures. For some of Gage Rangers details I actually just took screenshot of my own model from Sketchfab and used it.
Similar method can be used with photos. Mad Maxine is example of very profilic photo based texture creator.
I also made tutorial for palleting phototextures if it is must to fit some existing palette: